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lunatic
noun [C] /ˈluː.nə.tɪk/
/-t̬ɪk/ Definition
(Definition of lunatic noun from the Cambridge Advanced Learner's Dictionary & Thesaurus
© Cambridge University Press)
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SMART Thesaurus: Of unsound mind
Synonyms and related words:
- (as) mad as a hatter/March hare idiom
- be (as) nutty as a fruitcake idiom
- be crazy about sb/sth idiom
- demented adjective
- deranged adjective
- disturbed adjective
- flaky adjective (PERSON)
- gaga adjective (MENTALLY UNCLEAR)
- have bats in the belfry idiom
- institutionalized adjective
- like a man/woman possessed idiom
- mad adjective (MENTALLY ILL)
- maniac noun (MENTALLY ILL)
- mixed up adjective
- off your rocker idiom
- off your trolley idiom
- psychopath noun
- take leave of your senses idiom
- unstable adjective
- wreck noun
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